105522-60-9 1H-Purine-2,6-dione, 3,7-dihydro-8-((2-furanylmethyl)amino)-3-methyl-7-(2-phenoxyethyl)- 7-(2-Phenoxyethyl)-8-(2-furylmethylamino)-3-methylxanthine 8-((2-Furanylmethyl)amino)-3,7-dihydro-3-methyl-7-(2-phenoxyethyl)-1H-purine-2,6-dione